package com.example.dao.impl;

import com.example.dao.CourseDao;

public class CourseDaoImpl implements CourseDao {

    private String courseName;

    public void setCourseName(String courseName) {
        this.courseName = courseName;
    }

    @Override
    public void add() {
        System.out.println("执行了CourseDao的add操作 = " + courseName);
    }
}
